If you educate the public about dangerous diseases they can protect themselves, which will help to halt the spread.
如果你能教育公众如何来防治危险疾病,他们就能够保护好他们自己,从而阻止疾病的传播。
He calls at every house in the street once a month and always asks for a meal and a glass of beer.
他每月对这条街上的每户人家光顾一次,总是请求给他一顿饭和一杯啤酒。